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Issue metadata

Status: Verified
Owner:
Closed: Oct 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Windows
Pri: 3
Type: Bug



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DeleteSelection command crashes with mixed editable TABLE

Project Member Reported by ClusterFuzz, Sep 15 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6507412533280768

Fuzzer: ochang_domfuzzer
Job Type: windows_asan_content_shell
Platform Id: windows

Crash Type: Null-dereference READ
Crash Address: 0x00000010
Crash State:
  blink::RootEditableElement
  blink::DeleteSelectionCommand::RemoveRedundantBlocks
  blink::DeleteSelectionCommand::DoApply
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_content_shell&range=448221:448225

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6507412533280768

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Cc: msrchandra@chromium.org pnangunoori@chromium.org
Components: Blink
Labels: M-63 Test-Predator-Correct-CLs
Owner: yosin@chromium.org
Status: Assigned (was: Untriaged)
Author: Yoshifumi Inoue
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src/+/f471810d59597fda437adc2db434a2f5f1e58cfc
Time: Thu Aug 03 13:01:50 2017
The CL last changed line 722 of file TypingCommand.cpp, which is stack frame 6.

@yosin -- Could you please look into this issue, kindly reassign if it has nothing to do with your changes.

Thank You.
Components: -Blink Blink>Editing

Comment 3 by yosin@chromium.org, Sep 19 2017

Components: -Blink>Editing Blink>Editing>Command
Labels: -Pri-1 Pri-3
Owner: ----
Status: Available (was: Assigned)
Summary: DeleteSelection command crashes with mixed editable TABLE (was: Null-dereference READ in blink::RootEditableElement)
Lower to Pri-3 since this is caused by unusual HTML
Project Member

Comment 4 by ClusterFuzz, Oct 1 2017

Components: Blink>Editing
Labels: Test-Predator-AutoComponents
Automatically applying components based on information from OWNERS files. If this seems incorrect, please apply the Test-Predator-Wrong-Components label.
Project Member

Comment 5 by ClusterFuzz, Oct 4 2017

Labels: Test-Predator-AutoOwner
Owner: joone....@intel.com
Status: Assigned (was: Available)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/52ca05ddaff141c5f7e4244d3edf01b9c0708826 (Use StringImpl::containOnlyWhiteSpace() in CompositeEditCommand).

If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
Project Member

Comment 6 by ClusterFuzz, Oct 20 2017

ClusterFuzz has detected this issue as fixed in range 510178:510268.

Detailed report: https://clusterfuzz.com/testcase?key=6507412533280768

Fuzzer: ochang_domfuzzer
Job Type: windows_asan_content_shell
Platform Id: windows

Crash Type: Null-dereference READ
Crash Address: 0x00000010
Crash State:
  blink::RootEditableElement
  blink::DeleteSelectionCommand::RemoveRedundantBlocks
  blink::DeleteSelectionCommand::DoApply
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_content_shell&range=448221:448225
Fixed: https://clusterfuzz.com/revisions?job=windows_asan_content_shell&range=510178:510268

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6507412533280768

See https://github.com/google/clusterfuzz-tools for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
Project Member

Comment 7 by ClusterFuzz, Oct 20 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6507412533280768 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.
Labels: -Test-Predator-AutoComponents Test-Predator-Auto-Components
Labels: -Test-Predator-AutoOwner Test-Predator-Auto-Owner

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